Home / 115,738.09-173,576.75-49,143.94

Finding the Fourth Proportional to 115,738.09, 173,576.75 and 49,143.94

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Solution

The fourth proportional to 115,738.09, 173,576.75 and 49,143.94 is: 73,703.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,738.09 : 173,576.75 = 49,143.94 : x
  2. Step 2: Convert to fraction form
    115,738.09/173,576.75 = 49,143.94/x
  3. Step 3: Cross multiply
    115,738.09x = 173,576.75 × 49,143.94
  4. Step 4: Simplify right side
    115,738.09x = 8,530,245,141.68
  5. Step 5: Solve for x
    x = 8,530,245,141.68/115,738.09
  6. Step 6: Final answer
    x = 73,703.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.